| TAction (p, r1, r2) =>
parenIf pn [p_predBoxed p, space 1, p_record r1, space 1,
string "->", space 1, p_record r2]
+
+ | TError => string "<error>"
+ | TUnif (_, ref (SOME t)) => p_typ' pn t
+ | TUnif (name, ref NONE) => string ("<" ^ name ^ ">")
+
and p_record r =
case StringMap.foldri (fn (name, t, d) =>
SOME (case d of
NONE => string "[]"
| SOME d => dBox [string "[", d, string "]"])
- | ELam (x, t, e) => dBox [string "(\\", space 1, string x, space 1,
+ | ELam (x, NONE, e) => dBox [string "(\\", space 1, string x, space 1,
+ string "->", space 1, p_exp e, string ")"]
+ | ELam (x, SOME t, e) => dBox [string "(\\", space 1, string x, space 1,
string ":", space 1,
dBox [string "(", p_typ t, string ")"],
space 1, string "->", space 1, p_exp e, string ")"]
+
| EVar x => string x
| EApp (e1, e2) => dBox [string "(", p_exp e1, break {nsp = 1, offset = 0}, p_exp e2, string ")"]
string "end"]
| ELocal _ => raise Fail "Unexpected ELocal form"
-fun print d =
+fun printd d =
let
val myStream = SM.openOut {dst = TextIO.stdOut,
wid = 80}